{
  "manageEntity": {
    "action": "Repost",
    "entityId": "568838",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd3bc185a678981b01657f4d936024d3a1b3f285b4deb772446a39aeadb6fad2e",
    "signature": "0x0b3f12bbbf2805d25bc4c33315fe5deb8eeeb70f06c6865cf0ab396f53424d05777a524f368b2689d2621efe2aff3e8bdc8f86bd4a6483894ae7b50bed8997e01b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}